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MEDIUM · 5.0

CVE-2015-8615

The hvm_set_callback_via function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback method, which allows local HVM guest OS users to c...

Vulnerability Description

The hvm_set_callback_via function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback method, which allows local HVM guest OS users to cause a denial of service via a large number of changes to the callback method (HVM_PARAM_CALLBACK_IRQ).

CVSS Score

5.0

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW

Affected Products

VendorProductVersions
XenXen4.6.0

Related Weaknesses (CWE)

CWE-254

References

FAQ

What is CVE-2015-8615?

CVE-2015-8615 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The hvm_set_callback_via function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback method, which allows local HVM guest OS users to c...

How severe is CVE-2015-8615?

CVE-2015-8615 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2015-8615?

Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.